International Harvester 1066 Row-Crop tractor Technical Specifications
International Harvester 1066 is a Row-Crop tractor that was produced by the John Deere between 1971 – 1976.
Below you will find detailed technical specifications for International Harvester 1066 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.
International Harvester 1066 Production
| Manufacturer: | |
| Manufacturer | International Harvester |
| Row-Crop tractor | |
| Built in Rock Island, Illinois, USA | |
| Total built | 54,947 |
| Original price was $21,100 in 1976 | |
| The hydrostatic drive 1066 Hydro was later renamed the Hydro 100. This was due to confusion over drawbar horsepower. The hydrostatic drive took a lot of power to operate, and the 1066 Hydro had much less power than a gear-driven 1066. Torque Amplifer (TA) was optional. The 1066 engine was altered in 1973 to increase horsepower. | |
| Engine: | 105.95 hp 79.0 kW |
| PTO (tested) | 125.68 hp 93.7 kW |
International Harvester 1066 Mechanical
| Two- or four-wheel drive | |
| Power steering | |
| Hydraulic dry disc brakes | |
| Open operator station. Two-post fixed ROPS available. Cab available with optional air-conditioning. |
Hydraulics
| Type | open center |
| Pump flow | 12 gpm 45.4 lpm |
| Total flow | 21 gpm 79.5 lpm |
| Steering flow | 9 gpm 34.1 lpm |
Tracktor Hitch
| Rear Type | III/II |
| Rear lift (at 24″/610mm) | 5600 lbs 2540 kg |
Power Take-off (PTO)
| Rear PTO | independent |
| Rear RPM | 540/1000 |
Title serial numbers
| 1971 | 7101 |
| 1972 | 12677 |
| 1973 | 24205 |
| 1974 | 34949 |
| 1975 | 46855 |
| 1976 | 56672 |
FAQ: How to read a serial number table. | |
What year is my International Harvester 1066? Serial Number Decoder
The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.
The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.
International Harvester 1066 Engine detail
| Engine Detail | |
| International Harvester DT414 | |
| turbocharged diesel | |
| 6-cylinder | |
| liquid-cooled | |
| Displacement | 414 ci 6.8 L |
| Bore/Stroke | 4.30×4.75 inches 109 x 121 mm |
| Air cleaner | dual stage dry |
| Rated RPM | 2400 |
| 2600 (after 1973) | |
| Starter volts | 12 |
| Oil capacity | 18 qts 17.0 L |
| Coolant capacity | 25 qts 23.7 L |
| Engine Oil | |
| Type | gear |
| Gears | 8 forward and 4 reverse |
| Clutch | dry disc |
International Harvester 1066 Dimensions
| Wheelbase | 105 inches 266 cm |
| Length | 165 inches 419 cm |
| Width | 98 inches 248 cm |
| Height (exhaust) | 11 inches 27 cm |
| Clearance (drawbar) | 16 inches 40 cm |
| Bar rear axle | 3.25 inch diameter 82 mm |
| International Harvester 1066 Weight | |
| Operating | 12,148 lbs (gear) 5510 kg |
| 12,320 lbs (hydro) 5588 kg | |
| 13,345 lbs (duals) 6053 kg | |
| Ballasted | 15,260 lbs 6921 kg |
International Harvester 1066 Tests
| Nebraska Tractor Test 1081 | |||
| Nebraska Tractor Test 1081 | |
| Diesel Torque Amplifier 2WD October 1 – 21, 1971 Link: Nebraska Tractor Test 1081 file | |
| PTO performance | |
| Power at rated engine speed | 116.23 hp 86.7 kW |
| Fuel use | 7.7 gal/hour 29.1 l/hour |
| Power at rated PTO speed | 112.18 hp 83.7 kW |
| Fuel use | 6.8 gal/hour 25.7 l/hour |
| Drawbar performance | |
| Max power | 100.5 hp 74.9 kW |
| Fuel use | 7.6 gal/hour 28.8 l/hour |
| Gear 1-Hi-TA used for power test. | |
| Max pull | 11,625 lbs 5273 kg |
| Gear 3-Lo-TA used for pull test. | |
| Nebraska Tractor Test 1083 | |||
| Nebraska Tractor Test 1083 | |
| Diesel hydrostatic 2WD October 7 – 25, 1971 Link: Nebraska Tractor Test 1083 file | |
| PTO performance | |
| Power at rated engine speed | 113.58 hp 84.7 kW |
| Fuel use | 7.9 gal/hour 29.9 l/hour |
| Power at rated PTO speed | 109.32 hp 81.5 kW |
| Fuel use | 7.0 gal/hour 26.5 l/hour |
| Drawbar performance | |
| Max power | 84.88 hp 63.3 kW |
| Fuel use | 8.0 gal/hour 30.3 l/hour |
| Gear 5.4 MPH used for power test. | |
| Max pull | 9,576 lbs 4343 kg |
| Gear 3.1 MPH used for pull test. | |
| Nebraska Tractor Test 1124 | |||
| Nebraska Tractor Test 1124 | |
| Diesel gear 2WD April 17 – 27, 1973 Link: Nebraska Tractor Test 1124 file | |
| PTO performance | |
| Power at rated engine speed | 125.68 hp 93.7 kW |
| Fuel use | 8.4 gal/hour 31.8 l/hour |
| Power at rated PTO speed | 119.2 hp 88.9 kW |
| Fuel use | 7.3 gal/hour 27.6 l/hour |
| Drawbar performance | |
| Max power | 105.95 hp 79.0 kW |
| Fuel use | 8.3 gal/hour 31.4 l/hour |
| Gear 1-Hi-TA used for power test. | |
| Max pull | 13,000 lbs 5896 kg |
| Gear 2-Lo-Direct used for pull test. | |
FAQ
Is International Harvester 1066 a good tractor?
The International Harvester 1066 is one of the great tractors in the International Harvester stable, and it has earned International Harvester a fantastic reputation.
How much oil does a International Harvester 1066 take?
Check out the International Harvester 1066 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.
Do tractors have VIN numbers?
Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.
What was the last year International Harvester made the 1066?
The International Harvester 1066 was an agricultural tractor model made from 1971 – 1976
How much horsepower is a International Harvester 1066?
The 1066 engine tested at 105.95 hp
79.0 kW drawbar and 125.68 hp
93.7 kW kW PTO horsepower.
How much does a International Harvester 1066 tractor weight?
Depending on the engine type, the International Harvester 1066 weight ranges from 12148 to 13345 pounds .
How much can a International Harvester 1066 Pull?
The max pulling capacity of the International Harvester 1066 tractors starts at 11,625 lbs
5273 kg but may be slightly higher depending on the trim.